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時間:2023-01-18 來源:本站點擊:31952次
相比体育场,卡塔尔将钱更多用在了基础设施上,斥资360亿美元修建了能连接各个场馆、无人驾驶的地铁系统。,??????ͨ???䲿??·Ժ???????????Ρ?????˹????Ժ?⼮Ժʿ???Ҳ??ʾ??Ŀǰ?Զ????????Դ??ڳ?βЧӦ???⡣???????ƣ??Զ???ʻ?????????IJ??ԣ?????ʱ????50??֮?ھ??ܹ?????99.9%?????⣬????0.1%?????????5000??δ???ܷ??ֺͽ????????Ӳ????????˵????15??????Ե?ʱ????ܷ???99.9%?????⣬????0.1%??????15?ڹ??ﶼδ???ܷ????ͽ????。
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